১৫ জন লোকের বয়সের গড় ২৯ বৎসর। তাদের মধ্যে আবার দুজনের গড় ৫৫ বৎসর। তাহলে বাকি ১৩ জনের বয়সের গড় কত হবে?
Created: 8 months ago | Updated: 2 months ago
Job Solution Bangladesh House Building Finance Corporation (BHBFC) Bangladesh House Building Finance Corporation - Officer - 31.12.2010 গণিত
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যদি একটি আয়তাকার বাগানের দৈর্ঘ্য এবং প্রস্থ উভয়ই ১০% হারে বাড়ানো হয় , তবে বাগানটির ক্ষেত্রফল কত হারে বাড়বে?

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